420187020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1867}}^1$

素因数の和:1932

約数の個数: 144

約数和(自身を含む): 1335634944

約数和(自身を除く): 915447924

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 93, 110, 121, 124, 132, 155, 165, 186, 220, 242, 310, 330, 341, 363, 372, 465, 484, 605, 620, 660, 682, 726, 930, 1023, 1210, 1364, 1452, 1705, 1815, 1860, 1867, 2046, 2420, 3410, 3630, 3734, 3751, 4092, 5115, 5601, 6820, 7260, 7468, 7502, 9335, 10230, 11202, 11253, 15004, 18670, 18755, 20460, 20537, 22404, 22506, 28005, 37340, 37510, 41074, 45012, 56010, 56265, 57877, 61611, 75020, 82148, 102685, 112020, 112530, 115754, 123222, 173631, 205370, 225060, 225907, 231508, 246444, 289385, 308055, 347262, 410740, 451814, 578770, 616110, 636647, 677721, 694524, 868155, 903628, 1129535, 1157540, 1232220, 1273294, 1355442, 1736310, 1909941, 2259070, 2546588, 2710884, 3183235, 3388605, 3472620, 3819882, 4518140, 6366470, 6777210, 7003117, 7639764, 9549705, 12732940, 13554420, 14006234, 19099410, 21009351, 28012468, 35015585, 38198820, 42018702, 70031170, 84037404, 105046755, 140062340, 210093510, 420187020]

約数ペア:

[(1, 420187020), (2, 210093510), (3, 140062340), (4, 105046755), (5, 84037404), (6, 70031170), (10, 42018702), (11, 38198820), (12, 35015585), (15, 28012468), (20, 21009351), (22, 19099410), (30, 14006234), (31, 13554420), (33, 12732940), (44, 9549705), (55, 7639764), (60, 7003117), (62, 6777210), (66, 6366470), (93, 4518140), (110, 3819882), (121, 3472620), (124, 3388605), (132, 3183235), (155, 2710884), (165, 2546588), (186, 2259070), (220, 1909941), (242, 1736310), (310, 1355442), (330, 1273294), (341, 1232220), (363, 1157540), (372, 1129535), (465, 903628), (484, 868155), (605, 694524), (620, 677721), (660, 636647), (682, 616110), (726, 578770), (930, 451814), (1023, 410740), (1210, 347262), (1364, 308055), (1452, 289385), (1705, 246444), (1815, 231508), (1860, 225907), (1867, 225060), (2046, 205370), (2420, 173631), (3410, 123222), (3630, 115754), (3734, 112530), (3751, 112020), (4092, 102685), (5115, 82148), (5601, 75020), (6820, 61611), (7260, 57877), (7468, 56265), (7502, 56010), (9335, 45012), (10230, 41074), (11202, 37510), (11253, 37340), (15004, 28005), (18670, 22506), (18755, 22404), (20460, 20537)]